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It is way off. GCC has had optimized assembly routines for performing software floating point on ARM that run in dozens of cycles. IIRC, the license is libera
by brandmeyer 7y ago
It is way off. GCC has had optimized assembly routines for performing software floating point on ARM that run in dozens of cycles. IIRC, the license is liberal enough that LLVM could copy them by-value into their compiler support libraries without difficulty, so I would just assume that they were until proven otherwise.